Home / 12,096,771,113.20-18,145,156,669.80-9,647,890,985.20

Finding the Fourth Proportional to 12,096,771,113.20, 18,145,156,669.80 and 9,647,890,985.20

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Solution

The fourth proportional to 12,096,771,113.20, 18,145,156,669.80 and 9,647,890,985.20 is: 14,471,836,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,771,113.20 : 18,145,156,669.80 = 9,647,890,985.20 : x
  2. Step 2: Convert to fraction form
    12,096,771,113.20/18,145,156,669.80 = 9,647,890,985.20/x
  3. Step 3: Cross multiply
    12,096,771,113.20x = 18,145,156,669.80 × 9,647,890,985.20
  4. Step 4: Simplify right side
    12,096,771,113.20x = 175,062,493,459,605,094,400
  5. Step 5: Solve for x
    x = 175,062,493,459,605,094,400/12,096,771,113.20
  6. Step 6: Final answer
    x = 14,471,836,477.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.